CN106930753B - A kind of opencast coal mine dump water level real-time monitoring system and its foundation and application method - Google Patents
A kind of opencast coal mine dump water level real-time monitoring system and its foundation and application method Download PDFInfo
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- CN106930753B CN106930753B CN201710183400.4A CN201710183400A CN106930753B CN 106930753 B CN106930753 B CN 106930753B CN 201710183400 A CN201710183400 A CN 201710183400A CN 106930753 B CN106930753 B CN 106930753B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 114
- 239000003245 coal Substances 0.000 title claims abstract description 47
- 238000012544 monitoring process Methods 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims description 13
- 238000005259 measurement Methods 0.000 claims abstract description 42
- 230000000694 effects Effects 0.000 claims abstract description 9
- 241000283216 Phocidae Species 0.000 claims description 35
- 239000000523 sample Substances 0.000 claims description 17
- 238000005553 drilling Methods 0.000 claims description 10
- 238000013461 design Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 8
- 239000004033 plastic Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
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- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000002352 surface water Substances 0.000 description 2
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- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/04—Measuring depth or liquid level
- E21B47/047—Liquid level
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/13—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. radio frequency
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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Abstract
The invention discloses a kind of opencast coal mine dump water level real-time monitoring system, the opencast coal mine dump includes aerial part and under ground portion, the aerial part is the mound field (1) above original earth's surface, and the opencast coal mine dump water level real-time monitoring system includes the first measurement well (2) and the second measurement well (3)；The first measurement well (2) is arranged at the middle part of the mound field (1), the fixes sleeve (5) in the first water level sensor (4) and portion disposed thereon is provided with the lower part of the described first measurement well (2), the second measurement well (3) includes sequentially connected vertical section (301), horizontal segment (302) and free segment (303).Opencast coal mine dump water level real-time monitoring system of the present invention is simple in structure, cost is low, easy to operate, and using effect is notable, compensate for the blank in this field.
Description
Technical field
The present invention relates to a kind of mining machinery, and in particular to a kind of opencast coal mine dump water level real-time monitoring system and its
Foundation and application method.
Background technology
Table soil and the overlying rock in coal seam are directly peeled off in strip coal mining, coal seam is exploited after exposing, and inside and outside point of exploiting field
The ground that layer banks up stripping forms refuse dump.Large-stackpile is the artificial huge heap pad that exploiting field ground mixed-stacking is formed.
In large-stackpile accumulates forming process, refuse dump region water level and change of water quality assess regional environment, to safety of coal mines
Production early warning plays the role of important.
Refuse dump is actually the process of whole Open pit Area exploitation by nothing to the process having, but rarely has research now,
There is part team to lay several well loggings in refuse dump peripheral region, water level is studied, this laying mode needs multiple surveys
Well, it is costly, secondly, not directly test refuse dump actual water level and water quality change, this for scientific research simultaneously
It is not rigorous, it is impossible to carry out refuse dump center to peripheral region water level and the variation tendency of water quality, finally, refuse dump from scratch,
From big to small, that is, production zone undergoes water level and change of water quality that exploitation to exploitation forms the whole process of refuse dump, mesh
It is preceding not to be truly realized real time on-line monitoring, but this data is for scientific research, environmental evaluation and Safety of Coal Mine Production
Early warning has extremely important reference value；There is the spy of " the big cunning of heavy rain, the small cunning of light rain, do not slide without rain " in the refuse dump of opencut
Point, therefore the SEA LEVEL VARIATION situation of monitoring refuse dump in real time, are of great significance the stability of refuse dump in itself.
Major Difficulties have it is following some：
1st, casting field areas can be undergone from scratch, the process of earth's surface experience from low to high, therefore well logging also can progressively increase
Add, how to realize the safety and stability increase of monitoring well height, and ensure that the steady testing of data and transmission are a difficult points；
2nd, refuse dump is broadly divided into two regions from longitudinal direction, and one is more than earth's surface mound field areas, its water level
Main make-up water source is surface water, it changes greatly, is had a great influence by weather, its SEA LEVEL VARIATION is to refuse dump safety effects pole
Greatly；Second is earth's surface region below, is influenced by mine drainage, its water level has direct relation with mine drainage and gushing water, its water
Matter quality is also important reference data.
The content of the invention
The technical problem to be solved in the present invention is in refuse dump by without to during having, i.e., before opencast mining, in exploitation
After exploitation, existing technical difficulty how is overcome, realize refuse dump region water level and variation of water, for this reason, of the invention
Offer one kind is simple in structure, cost is low, opencast coal mine dump water level real-time monitoring system easy to operate.
A kind of opencast coal mine dump water level real-time monitoring system, the opencast coal mine dump include aerial part and ground
Lower part, the aerial part are mound field above original earth's surface, the opencast coal mine dump water level real-time monitoring
System includes the first measurement well and the second measurement well；
The first measurement well is arranged at the middle part of the mound field, and the lower part of the described first measurement well is provided with first
Water level sensor and the fixes sleeve in portion disposed thereon, coil car is provided with above the mound field, on the coil car
Be provided with the first wireless transport module, first water level sensor connects one end of the first cable, first cable it is another
One end is connected through the fixes sleeve with first wireless transport module；
The second measurement well includes sequentially connected vertical section, horizontal segment and free segment, wherein, the vertical section is set
In underground, the vertical section and the horizontal segment junction are provided with fixed pulley, are provided with the lower part of the vertical section
Second water level sensor, second water level sensor are wirelessly transferred mould by second outside the second cable and the free segment
Block is connected.
Opencast coal mine dump water level real-time monitoring system of the present invention, wherein, the first measurement well is by multiple
Self sealss casing, which is vertically connected with, to be formed, and the self sealss casing is fixed by socket by two different hollow tubes of diameter and formed, institute
The lower inner diameter for stating self sealss casing is consistent with top outside diameter.
Opencast coal mine dump water level real-time monitoring system of the present invention, wherein, the fixes sleeve is cylinder,
Multiple the first grooves being recessed inwardly are provided with the lateral wall of the fixes sleeve, in the centrally disposed of the fixes sleeve
There is the through hole of up/down perforation；Fixed between the fixes sleeve and the self sealss casing using plastic cement.
Opencast coal mine dump water level real-time monitoring system of the present invention, wherein, set on the self sealss casing
It is equipped with and connects its inside and outside first cable seam；Be provided with the fixes sleeve connection its inside and outside second
Cable stitches.
Opencast coal mine dump water level real-time monitoring system of the present invention, wherein, first water level sensor
It is internal to include sequentially connected first pressure probe, strip battery pack and the first microcontroller, first monolithic from bottom to up
Machine is also connected with first pressure probe, and it is recessed that upward concave second is provided with the bottom of first water level sensor
Groove, the top of second groove are the bottom of the first pressure probe.
Opencast coal mine dump water level real-time monitoring system of the present invention, wherein, second water level sensor
Internal to include sequentially connected second pressure probe, potential device and second singlechip from bottom to up, the second singlechip is also
It is connected with second pressure probe, upward concave 3rd groove, institute is provided with the bottom of second water level sensor
The top for stating the 3rd groove is the bottom of the second pressure probe；The potential device is connected with external power supply.
Opencast coal mine dump water level real-time monitoring system of the present invention, wherein, the fixed pulley includes pulley
Supporting rod and the pulley being connected with the pulley support bar, a diameter of 30mm of the pulley, width 25mm, the pulley branch
The a length of 28mm of strut, the angle that the pulley support bar is formed with vertical plane is 40 °.
Opencast coal mine dump water level real-time monitoring system of the present invention, wherein, described second measures the vertical of well
Section is drilling, and the horizontal segment is formed by connecting using described self sealss casing or so, and the horizontal segment is arranged on the mound field
Between the table of original place, the free segment is made of hollow rubber material, and the free segment is vertically arranged in the outer of the mound field
Portion；
The opencast coal mine dump water level real-time monitoring system further includes control centre, wireless with described first respectively
Transport module and second wireless transport module are connected by communication.
Opencast coal mine dump water level real-time monitoring system of the present invention, wherein, the bottom of the first measurement well
The distance between original place table is 5-8m, and cross section is the circle of diameter 80mm, and the length of first cable is than the mound
The long 30m of height of field；
The drilling that the vertical section of the second measurement well is diameter 80mm, the high 40m of pit depth highly than 1.2 times, institute
The height for stating free segment is more than 5m；
The cable car can move freely in the range of diameter 10m, and the bottom of the fixes sleeve is apart from original place table
The distance between be 40m, the width of first cable seam and second cable seam is 15mm, the fixes sleeve it is described
A diameter of 15mm of through hole；Outside diameter in the middle part of the self sealss casing is 94mm, and internal diameter 80mm, the outside diameter of bottom is 94mm,
Internal diameter is 87mm, and the outside diameter on top is 87mm, internal diameter 80mm；
The material of the fixes sleeve is high strength plastic, and the material of the self sealss casing is steel.
The foundation of opencast coal mine dump water level real-time monitoring system of the present invention and application method, including following step
Suddenly：
(A) center of mound field is found according to the drawing of design；
(B) drilling, forms the vertical section of the second measurement well, installs the second water level sensor wherein, and using second
Cable is fixed on fixed pulley, monitors SEA LEVEL VARIATION；
(C) after 2~March, opencut starts to exploit working face, and starts to peel off the topsoil in pit region to mound
, at this moment it is laid with self sealss casing and forms horizontal segment, and second cable is filled in the first cable seam, it is connected to
Outside the mound scope of mound field；
(D) after 1~March, the gradual heap in mound field to 5-8m height, starts to be laid with this time the self sealss casing, forms the
One measurement well, meanwhile, the horizontal segment lateral ends installation free segment of the second measurement well, the free segment is to fill shape using glue
The rubber tube that formula is formed；
(E) after 3~May, the gradual heap in mound field to 40m height, starts to monitor the first measurement Well Water Level situation, installation
First water level sensor, and in import installation and sealing label fixes sleeve, ensure the first cable below the fixes sleeve and
First water level sensor influences from activity more than well head；
(F) after 2~3 years, the mound field height in this region is almost stablized, and the monitoring first measurement well and described second is surveyed
The SEA LEVEL VARIATION of well is measured, moment concern, carries out landslide prevention work.
Opencast coal mine dump water level real-time monitoring system difference from prior art of the present invention is：The present invention is outdoor
Colliery refuse dump water level real-time monitoring system has the following advantages that：
Casting field areas can be undergone from scratch, the process of earth's surface experience from low to high, therefore well logging can be also stepped up,
The system of the present invention realizes the safety and stability increase of monitoring well height, and ensures steady testing and the transmission of data；
Refuse dump is broadly divided into two regions from longitudinal direction, and one is more than earth's surface mound field areas, its water level master
It is surface water to want make-up water source, it changes greatly, is had a great influence by weather, its SEA LEVEL VARIATION is very big to refuse dump safety effects；
Second is earth's surface region below, is influenced by mine drainage, its water level has direct relation with mine drainage and gushing water；The present invention's
System has taken into account the water level detecting situation of part above and below the ground well.
The system structure of the present invention is simple, and method is simple, and using effect is notable, compensate for the blank in this field.
The opencast coal mine dump water level real-time monitoring system of the present invention is described further below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the overall structure diagram of opencast coal mine dump water level real-time monitoring system of the present invention；
Fig. 2 is the structure diagram of self sealss casing in the present invention；
Fig. 3 is the side view of Fig. 2；
Fig. 4 is the structure diagram of fixes sleeve in the present invention；
Fig. 5 is the side view of Fig. 4；
Fig. 6 is the structure diagram of the first water level sensor in the present invention；
Fig. 7 is the structure diagram of the second water level sensor in the present invention.
Embodiment
As shown in Fig. 1~Fig. 7, a kind of opencast coal mine dump water level real-time monitoring system, opencast coal mine dump includes
Aerial part and under ground portion, aerial part are the mound field 1 above original earth's surface, and opencast coal mine dump water level is real-time
Monitoring system includes the first measurement well 2 and second and measures well 3；
First measurement well 2 is arranged at the middle part of mound field 1, is mainly used for measuring the SEA LEVEL VARIATION of mound field 1；Surveyed first
The lower part of amount well 2 is provided with the fixes sleeve 5 in the first water level sensor 4 and portion disposed thereon, is set above mound field 1 wired
Car 6 is enclosed, the first wireless transport module is provided with coil car 6, the first water level sensor 4 connects one end of the first cable 7, the
The other end of one cable 7 is connected through fixes sleeve 5 with the first wireless transport module；
Second measurement well 3 includes sequentially connected vertical section 301, horizontal segment 302 and free segment 303, wherein, vertical section
301 are arranged on underground, and vertical section 301 and 302 junction of horizontal segment are provided with fixed pulley 8, set in the lower part of vertical section 301
The second water level sensor 9 is equipped with, the second water level sensor 9 passes through the second cable 10 and the second wireless biography outside free segment 303
Defeated module is connected.
Above technical scheme can complete the purpose of the present invention, be effect more preferably preferred embodiment below：
First measurement well 2 is vertically connected with by multiple self sealss casings 11 to be formed, and self sealss casing 11 is by two diameter differences
Hollow tube be fixed by socket and form, the lower inner diameter of self sealss casing 11 is consistent with top outside diameter.Self sealss casing 11 be
To be placed during mound, main function herein is to form the first measurement well 2, and conventional well logging is all hand drilling,
Here by install self sealss casing 11 formation well logging, install a self sealss casing 11, during mound, Tu Chang by
Step rise, is increased to when soon burying self sealss 11 highest point of casing being put into, then installs a self sealss casing 11, so
Form the first measurement well 2.
Fixes sleeve 5 is cylinder, and multiple the first grooves being recessed inwardly are provided with the lateral wall of fixes sleeve 5
501, in the through hole 502 for being provided centrally with up/down perforation of fixes sleeve 5；The main function of fixes sleeve 5 is fixed cable, is protected
Demonstrate,prove that 4 position of the first water level sensor is fixed, while the coil car 6 on ground is when mobile, will not to the first water level sensor 4
Have any impact, and its shape is not circle, does not influence change of the water level in well, fixes sleeve 5 and self sealss set
Fixed between pipe 11 using plastic cement.It is provided with self sealss casing 11 and connects its inside and outside first cable seam 12；
It is provided with fixes sleeve 5 and connects its inside and outside second cable seam 13.Through hole 502 act as fixing the first cable 7, the
One cable 7 can stitch 13 by the second cable and put in.
First water level sensor 4 is pressure type water level sensor, and principle is to draw height of water level value by hydraulic pressure size, interior
Portion includes sequentially connected first pressure probe 401,402 and first microcontroller 403 of strip battery pack from bottom to up, and first is single
Piece machine 403 is also connected with first pressure probe 401, and it is recessed that upward concave second is provided with the bottom of the first water level sensor 4
Groove 404, the top of the second groove 404 are the bottom of first pressure probe 401, and the hole that the second groove 404 is formed can perceive
The pressure of water, such design can be blocked to avoid sandstone in well perceives hole.Under the conditions of space in meeting well, strip battery pack
402 can ensure electricity, while strip battery pack 402 is passed close to the bottom of the first water level sensor 4, so whole first water level
The center of gravity of sensor 4 ensures the in stable condition of the first water level sensor 4 below center, and 403 main function of the first microcontroller is receipts
Collection conversion signal is simultaneously transferred to earth's surface, because when well is more than 50m, wireless transmission signal will die down distortion, it is therefore necessary to make
Use wire transmission.
Second water level sensor 9 is internal to include from bottom to up successively using external power supply sensor internal transformation
Second pressure probe 901, potential device 902 and the second singlechip 903 of connection, second singlechip 903 are also visited with second pressure
First 901 are connected, and upward concave 3rd groove 904, the top of the 3rd groove 904 are provided with the bottom of the second water level sensor 9
Portion is the bottom of second pressure probe 901；Potential device 902 is connected with external power supply, and the hole that the 3rd groove 904 is formed can be with
The pressure of water is perceived, such design can be blocked to avoid sandstone in well perceives hole.
Fixed pulley 8 includes pulley support bar and the pulley being connected with pulley support bar, a diameter of 30mm of pulley, width
For 25mm, a length of 28mm of pulley support bar, the angle that pulley support bar is formed with vertical plane is 40 °.It is such design one be for
Still there is the space of minimum 47mm on the pulley left side, is pulled when the second water level sensor 9 being needed repairing, 40 °
Angle design, ensure the second water level sensor 9 from horizontal segment 302 get back into when can naturally under the effect of gravity into
Enter vertical section 301.
The main function of second measurement well 3 is the SEA LEVEL VARIATION measured below the table of original place, before starting mound in mound field 1,
Drilling forms vertical section 301, and horizontal segment 302 is formed by connecting using self sealss casing 11 or so, and horizontal segment 302 is arranged on mound
Between field 1 and original place table, free segment 303 is made of hollow rubber material, and free segment 303 is vertically arranged in the outside of mound field 1；
Such design ensure that and is connected with atmospheric pressure, ensure that the second water level sensor 9 works accurately, while free segment 303 can be with
Freedom of movement, influences from the propulsion of mound field 1, and free segment 303 is typically in plumbness, is highly more than 5m, ensures water
Position will not emit water from the inside when maximum.
Opencast coal mine dump water level real-time monitoring system of the present invention further includes control centre, is wirelessly transferred respectively with first
Module and the second wireless transport module are connected by communication.
The distance between bottom and original place table of first measurement well 2 are 5-8m, cross section for diameter 80mm circle, first
The length of cable 7 is longer 30m than the height of mound field 1；The drilling that the vertical section 301 of second measurement well 3 is diameter 80mm, height ratio
1.2 times of the high 40m of pit depth, the height of free segment 303 is more than 5m；Coil car 6 can be in the range of diameter 10m freely
It is mobile, it can so facilitate ground Bulldozer mound, the bottom of fixes sleeve 5 is 40m apart from the distance between original place table, first
The width of cable seam 12 and the second cable seam 13 is 15mm, a diameter of 15mm of the through hole 502 of fixes sleeve 5；Self sealss casing
The outside diameter at 11 middle parts is 94mm, and internal diameter 80mm, the outside diameter of bottom is 94mm, and internal diameter 87mm, the outside diameter on top is 87mm, interior
Footpath is 80mm；The material of fixes sleeve 5 is high strength plastic, and the material of self sealss casing 11 is steel.
The foundation of the opencast coal mine dump water level real-time monitoring system of the present invention and application method, include the following steps：
(A) center of mound field 1 is found according to the drawing of design；
(B) drilling, forms the vertical section 301 of the second measurement well 3, installs the second water level sensor 9 wherein, and use
Second cable 10 is fixed on fixed pulley 8, monitors SEA LEVEL VARIATION；
(C) after 2~March, opencut starts to exploit working face, and starts to peel off the topsoil in pit region to mound
Field 1, is at this moment laid with self sealss casing 11 and forms horizontal segment 302, and the second cable 10 is filled in the first cable seam 12,
It is connected to outside 1 mound scope of mound field；
(D) after 1~March, 1 gradual heap of mound field to 5-8m height, starts to be laid with self sealss casing 11 at this time, forms first
Well 2 is measured, meanwhile, 302 lateral ends of the horizontal segment installation free segment 303 of the second measurement well 2, free segment 303 is to be filled using glue
The rubber tube that form is formed；
(E) after 3~May, 1 gradual heap of mound field to 40m height, starts measurement 2 water level conditions of well of monitoring first, installation the
One water level sensor 4, and in import installation and sealing label fixes sleeve 5, ensures first cable 7 of the fixes sleeve below 5 and the
One water level sensor 4 influences from activity more than well head；
(F) after 2~3 years, the height of mound field 1 in this region is almost stablized, and the measurement well 2 and second of monitoring first measures well 3
SEA LEVEL VARIATION (after special water large-stackpile is formed, when rainstorm weather), the moment concern, carry out landslide prevention work
Make.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention
The various modifications and improvement that case is made, should all fall into the protection domain that claims of the present invention determines.
Claims (10)
- A kind of 1. opencast coal mine dump water level real-time monitoring system, it is characterised in that：The opencast coal mine dump includes ground Upper part and under ground portion, the aerial part are mound field (1) above original earth's surface, the opencast coal mine dump Water level real-time monitoring system includes the first measurement well (2) and the second measurement well (3)；The first measurement well (2) is arranged at the middle part of the mound field (1), is set in the lower part of the described first measurement well (2) There is the fixes sleeve (5) in the first water level sensor (4) and portion disposed thereon, coil car is provided with above the mound field (1) (6), the first wireless transport module is provided with the coil car (6), first water level sensor (4) connects the first cable (7) one end, the other end of first cable (7) pass through the fixes sleeve (5) and the first wireless transport module phase Even；The second measurement well (3) includes sequentially connected vertical section (301), horizontal segment (302) and free segment (303), wherein, The vertical section (301) is arranged on underground, and the vertical section (301) and the horizontal segment (302) junction are provided with fixation Pulley (8), the second water level sensor (9), second water level sensor (9) are provided with the lower part of the vertical section (301) It is connected by the second cable (10) second wireless transport module exterior with the free segment (303).
- 2. opencast coal mine dump water level real-time monitoring system according to claim 1, it is characterised in that：Described first surveys Amount well (2) is vertically connected with by multiple self sealss casings (11) and forms, the self sealss casing (11) by two diameters it is different in Blank pipe body, which is fixed by socket, to be formed, and the lower inner diameter of the self sealss casing (11) is consistent with top outside diameter.
- 3. opencast coal mine dump water level real-time monitoring system according to claim 2, it is characterised in that：The fixing sleeve Cylinder (5) is cylinder, and multiple the first grooves (501) being recessed inwardly are provided with the lateral wall of the fixes sleeve (5), The through hole (502) for being provided centrally with up/down perforation of the fixes sleeve (5)；The fixes sleeve (5) and the self sealss set Fixed between pipe (11) using plastic cement.
- 4. opencast coal mine dump water level real-time monitoring system according to claim 3, it is characterised in that：Described from close It is provided with big envelope pipe (11) and connects its inside and outside first cable seam (12)；It is provided with the fixes sleeve (5) Connect its inside and outside the second cable seam (13).
- 5. opencast coal mine dump water level real-time monitoring system according to claim 1, it is characterised in that：First water The inside of level sensor (4) from bottom to up include sequentially connected first pressure probe (401), strip battery pack (402) and First microcontroller (403), first microcontroller (403) is also connected with first pressure probe (401), in first water The bottom of level sensor (4) is provided with upward concave second groove (404), and the top of second groove (404) is institute State the bottom of first pressure probe (401).
- 6. opencast coal mine dump water level real-time monitoring system according to claim 1, it is characterised in that：Second water The inside of level sensor (9) includes sequentially connected second pressure probe (901), potential device (902) and second from bottom to up Microcontroller (903), the second singlechip (903) are also connected with second pressure probe (901), are passed in second water level The bottom of sensor (9) is provided with upward concave 3rd groove (904), and the top of the 3rd groove (904) is described the The bottom of two pressure probes (901)；The potential device (902) is connected with external power supply.
- 7. opencast coal mine dump water level real-time monitoring system according to claim 4, it is characterised in that：It is described fixed sliding Wheel (8) includes pulley support bar and the pulley being connected with the pulley support bar, a diameter of 30mm of the pulley, and width is 25mm, a length of 28mm of pulley support bar, the angle that the pulley support bar is formed with vertical plane is 40 °.
- 8. opencast coal mine dump water level real-time monitoring system according to claim 7, it is characterised in that：Described second surveys The vertical section (301) for measuring well (3) is drilling, and the horizontal segment (302) is formed by connecting using the self sealss casing (11) left and right, The horizontal segment (302) is arranged between the mound field (1) and original place table, and the free segment (303) is by hollow rubber material It is made, the free segment (303) is vertically arranged in the outside of the mound field (1)；The opencast coal mine dump water level real-time monitoring system further includes control centre, is wirelessly transferred respectively with described first Module and second wireless transport module are connected by communication.
- 9. opencast coal mine dump water level real-time monitoring system according to claim 8, it is characterised in that：Described first surveys The distance between bottom and original place table of amount well (2) are 5-8m, and cross section is the circle of diameter 80mm, first cable (7) Length it is longer 30m than the height of the mound field (1)；The drilling that the vertical section (301) of the second measurement well (3) is diameter 80mm, the pit depth highly than 1.2 times are high 40m, the height of the free segment (303) is more than 5m；The coil car (6) can move freely in the range of diameter 10m, and the bottom of the fixes sleeve (5) is apart from original place The distance between table is 40m, and the width that first cable seam (12) and second cable stitch (13) is 15mm, the fixation A diameter of 15mm of the through hole (502) of sleeve (5)；Outside diameter in the middle part of the self sealss casing (11) is 94mm, and internal diameter is 80mm, the outside diameter of bottom is 94mm, and internal diameter 87mm, the outside diameter on top is 87mm, internal diameter 80mm；The material of the fixes sleeve (5) is high strength plastic, and the material of the self sealss casing (11) is steel.
- 10. the foundation and use of the opencast coal mine dump water level real-time monitoring system in claim 1-9 described in any one Method, it is characterised in that：Include the following steps：(A) center of mound field (1) is found according to the drawing of design；(B) drilling, forms the vertical section (301) of the second measurement well (3), installs the second water level sensor (9) wherein, and adopt It is fixed on the second cable (10) on fixed pulley (8), monitors SEA LEVEL VARIATION；(C) after 2~March, opencut starts to exploit working face, and starts to peel off the topsoil in pit region to mound field (1), at this moment it is laid with self sealss casing (11) and forms horizontal segment (302), and second cable (10) is stitched from the first cable (12) it is inner to fill in, it is connected to outside mound field (1) mound scope；(D) after 1~March, mound field (1) gradually heap to 5-8m height, starts to be laid with the self sealss casing (11) at this time, is formed First measurement well (2), meanwhile, horizontal segment (302) lateral ends installation free segment (303) of the second measurement well (2) is described Free segment (303) is the rubber tube that form formation is filled using glue；(E) after 3~May, mound field (1) gradually heap to 40m height, starts to monitor described first measurement well (2) water level conditions, peace Fill the first water level sensor (4), and in import installation and sealing label fixes sleeve (5), ensure the fixes sleeve (5) below First cable (7) and first water level sensor (4) influence from activity more than well head；(F) after 2~3 years, mound field (1) height in this region is almost stablized, the monitoring first measurement well (2) and described second The SEA LEVEL VARIATION of well (3) is measured, moment concern, carries out landslide prevention work.
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| CN108332999B (en) * | 2018-01-26 | 2023-07-18 | 长安大学 | Dew measuring device and dew measuring method |
| CN108692796B (en) * | 2018-07-03 | 2023-12-12 | 安徽理工大学 | Device for measuring water level difference between underground water and surface water in dynamic coal mining subsidence area |
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| CN102322915A (en) * | 2011-06-15 | 2012-01-18 | 镇江市科捷电器有限公司 | Water level monitoring system |
| KR101711232B1 (en) * | 2012-07-06 | 2017-03-02 | 한국전자통신연구원 | Apparatus and method for monitoring real time water quality |
| CN103061327B (en) * | 2013-01-22 | 2015-02-18 | 中钢集团马鞍山矿山研究院有限公司 | Comprehensive water control technique for dump |
| CN103277136A (en) * | 2013-04-15 | 2013-09-04 | 中国神华能源股份有限公司 | Draining system |
| CN203772357U (en) * | 2014-03-14 | 2014-08-13 | 洛阳理工学院 | Underground water level monitoring and pre-warning device |
| CN104696010B (en) * | 2015-03-20 | 2017-01-25 | 青岛理工大学 | Comprehensive treatment method for mine water inrush |
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| CN106401567B (en) * | 2016-08-30 | 2019-08-02 | 湖南中大经纬地热开发科技有限公司 | A kind of water-level and water-temperature automatic monitoring system based on geothermal well |
| CN106498962B (en) * | 2016-11-28 | 2019-01-11 | 中国神华能源股份有限公司 | Shallow underground water collecting and drainage system and construction method |
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